Timer

got few problems here->
1:can anyone explain the "Timer"....
2:i wanna have a splash screen in the app ,after which the main view should come(i mean the buttons and all come here) ..
help appreciated........

i meant ...
when i write a piece of code in jiggy.....
and i press run to see if my app is workin or not ....
so what im askin is how do i see(or what should i do to see )the defaut.png(in my app)wen i pressed the run button in the jiggy ide....